CN2426933Y - Micro-resistance float valve - Google Patents
Micro-resistance float valve Download PDFInfo
- Publication number
- CN2426933Y CN2426933Y CN 00209136 CN00209136U CN2426933Y CN 2426933 Y CN2426933 Y CN 2426933Y CN 00209136 CN00209136 CN 00209136 CN 00209136 U CN00209136 U CN 00209136U CN 2426933 Y CN2426933 Y CN 2426933Y
- Authority
- CN
- China
- Prior art keywords
- valve
- mentioned
- valve body
- bonnet
- bottom flange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000007788 liquid Substances 0.000 claims abstract description 43
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 239000008400 supply water Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
Landscapes
- Float Valves (AREA)
Abstract
The utility model relates to a safe micro-resistance float valve with automatic control. The utility model is composed of a valve body, a valve core, a first by-pass path component and a second by-pass path component, wherein, the valve body comprises an upper valve cap, a lower valve cap and a main valve body, and the valve core comprises a lining rod, a valve shaft and a valve clack. An automatic control mechanism is composed of the first by-pass path component, the second by-pass path component, the automatic air exhaust device, an upper chamber and a lower chamber of a control chamber, and the valve core. Through the automatic control of the automatic control mechanism, the liquid level ascends to the preset liquid level, the utility model automatically closes. When the liquid level descends, the utility model automatically open, and the water is filled.
Description
The utility model relates to the little resistance float valve on a kind of inlet pipeline that is used to lead to reservoirs such as pond, water tower or water tank.
The existing known float valve of having behaved much tightly influences normal work inadequately owing to closing, even the influence safety in production, and the valve water-outlet quantity that has is little, resistance is big, causes manufacturing efficiency to reduce.
The utility model is finished in order to solve the above problems, its objective is provides a kind of little resistance float valve, it is to close not only that leakproofness is good, resistance is little, water-outlet quantity is big, and safe and reliable, closing velocity is adjustable, can effectively avoid little resistance float valve of the generation of water hammer.
In order to realize the purpose of this utility model, little resistance float valve of the present utility model comprises valve body and spool, this valve body is made of bonnet, bottom flange, main valve body, connecting bolt, the 1st outer bypass parts, the 2nd outer bypass parts, its bonnet and bottom flange are by connecting between its periphery, bottom flange and main valve body are by connecting between its periphery, and by clamping bolt they are connected as one, above-mentioned each joint is in sealing state; Being recessed into and a formation pot shape of above-mentioned bonnet towards a side direction of the valve inside opposite side relative with it, when it is contained on the valve body, clip diaphragm between the peripheral portion of its peripheral portion and bottom flange and connect, bottom flange forms the pan shape, and its opening is towards the concave side of bonnet.Offer a plurality of through holes around its bottom flange diapire along the vertical direction, its central part is offered step through-hole, this hole is used for that chimeric spool matches with valve rod and prevents the axle sleeve that valve rod swings, above-mentioned main valve body has liquid entering hole, liquid outlet and intermediate openings, the axis of liquid entering hole and the dead in line of liquid outlet, the axis of intermediate openings and the angled distribution of the axis of liquid outlet, above-mentioned liquid entering hole, liquid outlet, intermediate openings is connected to each other, above-mentioned spool comprises: a pair of liner plate, diaphragm, axle sleeve, valve rod, flap, the flap seat, nut, above-mentioned a pair of liner plate is speeded up diaphragm with therebetween form is fixed on the upper end portion of valve rod by nut, this diaphragm is divided into control room up and down with above-mentioned control room, it is airtight wherein to go up the control room, and following control room communicates with liquid outlet; The valve rod through hole of bottom flange relatively passes the through hole of above-mentioned bottom flange with being free to slide, not that sealing cooperates between above-mentioned bottom flange through hole and the valve rod that matches with it, controlling liquid in the above-mentioned control room down can be leaked from the bottom flange through hole, there is a step at following middle part at valve rod, the lower end surface of step is covered with the upper-end surface of the peripheral wall of flap seat, the chimeric flap of fixing on the outer circumferential face of flap seat, the lower end surface of this flap is connected on the periphery upper-end surface of flap seat by seal ring, this flap seat is by on the chimeric intermediate openings inner peripheral surface that is fixed in main valve body of its outer circumferential face, and the valve rod center hole direction of flap seat relatively moves freely.Between bonnet and main valve body, be connected bypass parts outside the 1st, the 1st outer bypass parts are made of bypass tube and stop valve, intermediate portion at bypass tube is being provided with stop valve, the upper end of this bypass tube is connected with the last chamber in control room, the lower end is connected with the import department of main valve body, the bonnet opposite side is then connecting the 2nd bypass parts, the 2nd bypass parts are made of bypass tube and stop valve, float valve, this bypass tube one end is connected with the through hole that is located at bonnet, and the other end then is connected with liquid level by float valve.
Little resistance float valve of said structure of the present utility model is performed such work, when the liquid level in pond descends, ball float on the float valve just moves downward along with the decline of liquid level, the valve gap epicoele is just linked to each other with atmosphere by the 2nd bypass, the hydraulic pressure of valve inlet is greater than the pressure of valve gap epicoele like this, flap just moves upward under the effect of hydraulic pressure, pipe network begins to supply water to the pond, after liquid level arrives certain height, liquid level just jacking ball float moves upward, valve gap epicoele and air insulated, like this, the pressure of valve gap epicoele balances each other by the pressure of the 1st bypass and valve inlet, and valve rod just is being with liner plate, flap is moving downward under the gravity of self and under the hydraulic action, withstand the flap seat fully until flap, valve stops to supply water to the pond.
Adopt above-mentioned little resistance float valve, can realize the pond automatic water-supply effectively, control unit is simple, and rate of fault is extremely low, saves the pump house construction cost, and what is more important has guaranteed Security and automaticity for liquid, meets the general requirements of construction in the new period.
Below in conjunction with accompanying drawing embodiment of the present utility model is described.
Fig. 1 is the sectional drawing of the little resistance float valve of the utility model full-shut position;
Fig. 2 is the sectional drawing of the little resistance float valve of the utility model full-gear;
As shown in Figure 1, little resistance float valve of the present utility model: comprise valve body and spool.This valve body is by bonnet 8, bottom flange 7, main valve body 1, connecting bolt 18, the 1st outer bypass parts, the 2nd outer bypass parts constitute, its bonnet 8 and bottom flange 7 are by connecting between its periphery, bottom flange 7 and main valve body 1 are by connecting between its periphery, and they are connected as one by clamping bolt 18, above-mentioned each joint is in sealing state, being recessed into and a formation pot shape of above-mentioned bonnet 8 towards a side direction of the valve inside opposite side relative with it, when it is contained on the valve body, clipping diaphragm 13 between the peripheral portion of its peripheral portion and bottom flange 7 connects, bottom flange 7 forms the pan shape, its opening is towards the concave side of bonnet 8, offer a plurality of through holes around its bottom flange 7 diapires along the vertical direction, its central part is offered step through-hole, it is that match and prevent the axle sleeve 4 that valve rod 11 swings that this hole is used for chimeric spool and valve rod 11, above-mentioned main valve body 1 has liquid entering hole, liquid outlet and intermediate openings, the axis of liquid entering hole and the dead in line of liquid outlet, the axis of intermediate openings and the angled distribution of the axis of liquid outlet, above-mentioned liquid entering hole, liquid outlet, intermediate openings is connected to each other, and above-mentioned spool comprises: a pair of liner plate 9, diaphragm 13, axle sleeve 4, valve rod 11, flap 3, flap seat 2, nut 12; Above-mentioned a pair of liner plate 9 is speeded up diaphragm 13 with therebetween form is fixed on the upper end portion of valve rod 11 by nut 12, this diaphragm 13 is divided into control room up and down with above-mentioned control room, it is airtight wherein to go up the control room, following control room communicates with liquid outlet, valve rod 11 axle sleeve 4 relatively passes the center hole of above-mentioned axle sleeve 4 with being free to slide, not that sealing cooperates between above-mentioned axle sleeve 4 and the valve rod 11 that matches with it, controlling liquid in the above-mentioned control room down can be leaked from the bottom flange through hole, in the bottom of valve rod 11 step is arranged, the lower end surface of step is covered with the upper-end surface of the peripheral wall of flap seat 2, the chimeric flap 3 of fixing on the outer circumferential face of flap seat, the lower end surface of this flap 3 is connected on the periphery upper-end surface of flap seat by seal ring, this flap seat 2 is by on the chimeric intermediate openings inner peripheral surface that is fixed in main valve body 1 of its outer circumferential face, and the valve rod 11 center hole direction of flap seat 2 relatively moves freely.Between bonnet 8 and main valve body 1, be connected bypass parts outside the 1st, the 1st outer bypass parts are made of bypass tube 5 and stop valve 6, intermediate portion at bypass tube is being provided with stop valve 6, the upper end of this bypass tube is connected with the last chamber in control room, the lower end is connected with the import department of main valve body, the bonnet opposite side is then connecting the 2nd bypass parts, the 2nd bypass parts are made of bypass tube 14 and stop valve 15, ball float threeway 16, ball float 18, this bypass tube one end is connected with the through hole that is located at bonnet 8, and the other end then is connected with liquid level by ball float.
In Fig. 1, be connected with liquid level owing to ball float 17, so when liquid level descends, ball float 17 just moves downward along with the decline of liquid level, the valve gap epicoele just links to each other with atmosphere by the 2nd bypass, the hydraulic pressure that acts on flap 3 lower ends of valve inlet is greater than the pressure of valve gap epicoele like this, just in succession valve rod 11, liner plate 9, diaphragm 13 of flap 3 moves upward under the effect of hydraulic pressure, and pipe network begins to supply water to the pond.Back down flap 3 to Fig. 2 states fully until hydraulic pressure, it is maximum that water output reaches.
In Fig. 2, after liquid level reaches predetermined altitude, liquid level just jacking ball float 17 moves upward, valve gap epicoele and air insulated, like this, the pressure of valve gap epicoele balances each other by the pressure of the 1st bypass and valve inlet, valve rod 11 just with liner plate 9, flap 3 self gravity and hydraulic action under move downward, withstand flap seat 2 to Fig. 1 states fully until flap 3, valve stops to supply water to the pond.
Claims (1)
1, little resistance float valve comprises valve body and spool, it is characterized in that: this valve body is by bonnet, bottom flange, main valve body, connecting bolt, the 1st outer bypass parts, the 2nd outer bypass parts constitute, its bonnet and bottom flange are by connecting between its periphery, bottom flange and main valve body are by connecting between its periphery, and they are connected as one by clamping bolt, above-mentioned each joint is in sealing state, being recessed into and a formation pot shape of above-mentioned bonnet towards a side direction of the valve inside opposite side relative with it, when it is contained on the valve body, clipping diaphragm between the peripheral portion of its peripheral portion and bottom flange connects, bottom flange forms the pan shape, its opening is towards the concave side of bonnet, offer a plurality of through holes around its bottom flange diapire along the vertical direction, its central part is offered step through-hole, this hole is used for that chimeric spool matches with valve rod and prevents the axle sleeve that valve rod swings, above-mentioned main valve body has liquid entering hole, liquid outlet and intermediate openings, the axis of liquid entering hole and the dead in line of liquid outlet, the axis of intermediate openings and the angled distribution of the axis of liquid outlet, above-mentioned liquid entering hole, liquid outlet, intermediate openings is connected to each other, above-mentioned spool comprises: a pair of liner plate, diaphragm, axle sleeve, valve rod, flap, the flap seat, nut, above-mentioned a pair of liner plate is speeded up diaphragm with therebetween form is fixed on the upper end portion of valve rod by nut, this diaphragm is divided into control room up and down with above-mentioned control room, it is airtight wherein to go up the control room, following control room communicates with liquid outlet, valve rod axle sleeve relatively passes the center hole of above-mentioned axle sleeve with being free to slide, is not that sealing cooperates between above-mentioned axle sleeve and the valve rod that matches with it; Controlling liquid in the above-mentioned control room down can be leaked from the bottom flange through hole, there is a step at following middle part at valve rod, the lower end surface of step is covered with the upper-end surface of the peripheral wall of flap seat, the chimeric flap of fixing on the outer circumferential face of flap seat, the lower end surface of this flap is connected on the periphery upper-end surface of flap seat by seal ring, this flap seat is by on the chimeric intermediate openings inner peripheral surface that is fixed in main valve body of its outer circumferential face, the valve rod center hole direction of flap seat relatively moves freely, between bonnet and main valve body, be connected bypass parts outside the 1st, the 1st outer bypass parts are made of bypass tube and stop valve, intermediate portion at bypass tube is being provided with stop valve, the upper end of this bypass tube is connected with the last chamber in control room, the lower end is connected with the import department of main valve body, the bonnet opposite side is then connecting the 2nd bypass parts, the 2nd bypass parts are by bypass tube and stop valve, float valve constitutes, this bypass tube one end is connected with the through hole that is located at bonnet, and the other end then is connected with liquid level by float valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00209136 CN2426933Y (en) | 2000-04-13 | 2000-04-13 | Micro-resistance float valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00209136 CN2426933Y (en) | 2000-04-13 | 2000-04-13 | Micro-resistance float valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2426933Y true CN2426933Y (en) | 2001-04-18 |
Family
ID=33576327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00209136 Expired - Lifetime CN2426933Y (en) | 2000-04-13 | 2000-04-13 | Micro-resistance float valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2426933Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107454935A (en) * | 2015-02-02 | 2017-12-08 | 法雷奥热***公司 | Thermal cell with shutoff valve |
-
2000
- 2000-04-13 CN CN 00209136 patent/CN2426933Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107454935A (en) * | 2015-02-02 | 2017-12-08 | 法雷奥热***公司 | Thermal cell with shutoff valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C53 | Correction of patent for invention or patent application | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE ADDRESS; FROM: WANGCHENG COUNTY, HUNAN PROVINCE TO: NO. 13, YUEJIN ROAD(NORTH), DONGLI DISTRICT, TIANJIN CITY, 300300 |
|
| CP03 | Change of name, title or address |
Address after: 300300, Liu Weizhong, 13 Yuejin North Road, Dongli District, Tianjin Patentee after: Liu Qing Address before: Hunan Wangcheng Haili chemical experimental field Patentee before: Liu Qing |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TIANJIN CITY GUOWEI WATER SUPPLY EQUIPMENT MANUFA Free format text: FORMER OWNER: LIU QING Effective date: 20061013 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20061013 Address after: 300300 No. 13 Yuejin North Road, Dongli District, Tianjin Patentee after: Tianjin Guowei Feeding & Drainage Equipment Ment Manufacturing Co., Ltd. Address before: 300300, Liu Weizhong, 13 Yuejin North Road, Dongli District, Tianjin Patentee before: Liu Qing |
|
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Qi Tieling Document name: Notice of conformity |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20010418 |